... = &encrypt($password); sub encrypt {my($plain) = @_;my(@salt); @salt = ('a' 'z', 'A' 'Z', '0' '9', '.', '/'); ... username v mt khu cú dng nh sau:<username1>:<encrypted-password1><username2>:<encrypted-password2> <usernamen>:<encrypted-passwordn> Password thng c mó húa ... .htaccess & .htpasswd<files .htaccess> Order allow,deny Deny from all</files><files .htpasswd> Order allow,deny Deny from all</files>AuthName "Khu vực cấm"...